Waagu (App):-It is a soft phone which is able to send/receive calls through hardware similar to set-up box. In this set up box you will be having three connections:- • PSTN • Wi-Fi • LAN This softphone has VoIP application and work over SIP. One can send/receive calls through Wi-Fi, 3G or 4G mobile data network. It works on both Android and IOS.Infact, one can send/receive calls anywhere in the globe, and there are no roaming charges for the same. It has following features:- It is easy to configure. Making and receiving VoIP calls. Call transfer facility. Can add more calls. Native contacts available. Dialling from contact is available. Sip traces and log for debugging.